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教甄◆英文科題庫下載題庫

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29.Not until Kentucky's Mammoth Cave had been completely explored in 1972 _____.
(A) when was its full extent realized
(B) that its full extent realized
(C) was its full extent realized
(D) the realization of its full extent


答案:C
難度: 簡單

10
 【站僕】摩檸Morning:有沒有達人來解釋一下?
倒數 8時 ,已有 0 則答案


29.Not until Kentucky\'s Mammoth Cave ha..-阿摩線上測驗